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Finding the Fourth Proportional to 297,887.85, 411,083.55 and 168,850.71

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Solution

The fourth proportional to 297,887.85, 411,083.55 and 168,850.71 is: 233,013.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,887.85 : 411,083.55 = 168,850.71 : x
  2. Step 2: Convert to fraction form
    297,887.85/411,083.55 = 168,850.71/x
  3. Step 3: Cross multiply
    297,887.85x = 411,083.55 × 168,850.71
  4. Step 4: Simplify right side
    297,887.85x = 69,411,749,286.82
  5. Step 5: Solve for x
    x = 69,411,749,286.82/297,887.85
  6. Step 6: Final answer
    x = 233,013.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.